Review for Final Exam
November 29, 2017
Review:
- Grade summaries
- Alabama Senate Forecasts due
- Final Exam dates and times (exam will be in HSB 110)
- Sec 1: Thu @ 10:30 am
- Sec 2: Wed @ 1:00 pm
Final Exam Topics:
- Distributions
- Stemplots
- Histograms
- Measures of Center
- Mean
- Median
- Mode
- Percentiles
BoxplotsQuartiles5-number summaryIQR
- Measuring the “spread” of the data
- Variance
- Standard Deviation
- Normal Curves
- Standard Normal
- Z-Scores
- Z-table
- Solving normal curve problems
- less than
- greater than
- between
- reverse look up (solve for x rather than z)
- Scatterplots
- Linear Regression
- Sum of Squares
- Regression line calculations
- Pearson Correlation Coefficient
- R-Squared
Design of ExperimentsExplanatory variablesResponse variablesSubjectsTreatmentsPlacebo effectBiasDouble-blind
- Sampling
- Census vs Sampling
- Sampling Types
- Voluntary response
- Simple random sample (SRS)
- Stratified random sample
Two-way tablesMarginal distributionJoint distributionConditional distribution
- Causation
- vs Correlation
- Lurking variables
Retrospective studiesProspective studies
- Probability
- Random phenomenon
- Short term outcomes uncertain
- Long term outcomes predictable
- Independent trials
- Discrete vs Continuous
- Probability Rules
- Discrete probability distribution table calculations
- Sampling Distributions
- Central Limit Theorem
- Estimation with Confidence Intervals
- Significance Testing
- t-distribution for small samples
- Inference for Proportions